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HA(aq)+ H2O (l) <-> H3O+(aq)+ A¯ (aq)

Given the reaction above, which of the following will cause an increase in the pH of an equilibrium mixture? Give all answers which apply.

A) add KA B) add HA
C) remove A¯ D) remove HA
E) none of these will affect the pH.

Answer A and D ??

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    I agree.

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